20301950

素因数分解:

$2^1\times 5^2\times {\mathrm{151}}^1\times {\mathrm{2689}}^1$

素因数の和:2852

約数の個数: 24

約数和(自身を含む): 38025840

約数和(自身を除く): 17723890

約数列:

[1, 2, 5, 10, 25, 50, 151, 302, 755, 1510, 2689, 3775, 5378, 7550, 13445, 26890, 67225, 134450, 406039, 812078, 2030195, 4060390, 10150975, 20301950]

約数ペア:

[(1, 20301950), (2, 10150975), (5, 4060390), (10, 2030195), (25, 812078), (50, 406039), (151, 134450), (302, 67225), (755, 26890), (1510, 13445), (2689, 7550), (3775, 5378)]